COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Apr. 30, 2017

COMMITMENTS AND CONTINGENCIES [Abstract]

Schedule of Expected Timing of Ground and Air Rights Lease Payments

The expected timing of ground and air rights lease payments as of April 30, 2017 is as follows:

	(in thousands)
Fiscal Year Ended April 30,	Lease Payments
2018	$	331
2019		332
2020		333
2021		335
2022		336
Thereafter		8,167
Total	$	9,834